Home / 3,034.54-4,186.92-1,855.18

Finding the Fourth Proportional to 3,034.54, 4,186.92 and 1,855.18

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Solution

The fourth proportional to 3,034.54, 4,186.92 and 1,855.18 is: 2,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.54 : 4,186.92 = 1,855.18 : x
  2. Step 2: Convert to fraction form
    3,034.54/4,186.92 = 1,855.18/x
  3. Step 3: Cross multiply
    3,034.54x = 4,186.92 × 1,855.18
  4. Step 4: Simplify right side
    3,034.54x = 7,767,490.25
  5. Step 5: Solve for x
    x = 7,767,490.25/3,034.54
  6. Step 6: Final answer
    x = 2,559.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.